Good suggestion; thank you!

> On Jan 8, 2019, at 9:44 PM, Ewen Chan <alpha754...@hotmail.com> wrote:
> 
> To Whom It May Concern:
> 
> Hello. I'm new here and I got here via OpenFOAM.
> 
> In the FAQ regarding running OpenMPI programs, specifically where someone 
> might be able to run their OpenMPI program on a local node, but not a remote 
> node, I would like to add the following for people to check:
> 
> Make sure that you can ssh between all of the notes, permutatively.
> 
> This often requires setting up passwordless ssh access so if you have two 
> nodes, make sure that you can ssh into each other from each other without any 
> issues.
> 
> I just had it happen where I forgot to perform this check and so it was 
> trying to ennumerate the ECDSA key to ~/.ssh/known_hosts and that prompt was 
> preventing OpenFOAM from running on my multi-node cluster.
> 
> Thank you.
> 
> Sincerely,
> 
> Ewen Chan
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> users@lists.open-mpi.org
> https://lists.open-mpi.org/mailman/listinfo/users


-- 
Jeff Squyres
jsquy...@cisco.com

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